2-methyl-1-butane thiol
2-methylbutyl mercaptan
 
Notes:
Used as a food additive [EAFUS]
  • Beijing Lys Chemicals
    • Beijing Lys Chemicals Co, LTD.
      From Grams to Tons
      Fine chemical high-tech company which contains R&D, production, and sales.
      BEIJING LYS CHEMICALS CO, LTD, established in 2004, is a fine chemical high-tech company which contains R&D, production, and sales. We mainly engaged in export and technology development of flavor and fragrance materials and pharmaceutical intermediates. We have nearly 500 kinds of products, from grams to tons, exported to USA, Europe, South Asia and etc. And we custom manufacture new products according to customers’ needs, and serve good quality products and service. Our goal is to become a fine chemical enterprise which could provide special products and services.
      Email: Mr. Jia
      Email: Mr. Guo
      Voice: 86-10-68418738
      Fax: 86-10-68418739
      Mr. Guo86-10-68483445
      Mr. Guo86-10-68418739
      News
      Product(s):
      10111 2-Methyl-1-butanethiol
       
  • DeLong Chemicals America
    • DeLong Chemicals America
      Custom Manufacturing
      Supplier of aroma chemicals, pharmaceutical and specialty chemical intermediates.
      DeLong Chemicals America, LLC is an extension of Shijiazhuang Lida Chemical Co, Ltd to North America, a leading supplier and manufacturer of aroma chemicals, serving the industries of food, tobacco and perfume, while also providing intermediates, custom synthesis and custom manufacturing for pharmaceutical and specialty chemical industries.
      US Email: Customer Service
      US Email: Sales
      US Voice: (203) 271-9017
      New products
      Product(s):
      0315 2-Methylbutanethiol, Kosher
       
  • Endeavour Specialty Chemicals
    • Endeavour Specialty Chemicals Ltd
      Expertise in high impact aroma chemicals
      Endeavour Speciality Chemicals offers high-impact aroma chemicals, at small to medium scale.
      Speciality Chemical has more than 25 years experience of manufacturing high-impact aroma chemicals. With our core expertise in sulfur and heterocyclic chemistries, Endeavours products have applications in a range of industry sectors including flavours and fragrances, pharmaceutical research and material sciences. Endeavour also offer custom synthesis and contract manufacturing services at their UK manufacturing site.
      Email: Info
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      Voice: +44 (0)1327 310 079
      Fax: +44 (0)1327 310 701
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      Speciality Chemical Product Groups
      Product(s):
      TH0010 2-Methyl-1-butanethiol 95% F&F
       
  • M&U International
    • M&U International LLC
      Steady supply & demand
      Meeting customers increasing demands at home as well as abroad.
      M&U dedicates itself to the development and production of new products as well as continuously promoting those new products. We’ve maintained a steady supply&demand relationship with a large number of manufacturers at home and abroad. We’ve developed an extensive network and because of our relationships with these manufacturers, we’re able to provide a stable supply of great quality materials. We’re located in China’s largest communications hub, Shanghai and in the U.S. near one of the largest sea ports on the East Coast. The strategic locations of our facilities ensure convenient, prompt and secure delivery of our products to our customers.
      Email: Sales
      US Email: Sales
      Voice: +86-21-32515501 60762991 60762992
      Fax: +86-21-32515502 64204960
      US Voice: 908-359-9000
      US Fax: 908-359-9002
      News
      Product(s):
      A0303 2-METHYL-1-BUTANETHIOL, Kosher
       
  • Penta International
    • Penta International Corporation
      Chemistry innovation
      At Penta, our products and services help businesses do business better.
      For over 30 years, Penta Manufacturing Company has played a growing role in worldwide chemistry innovations and applications. As an industry leader, Penta continues to pioneer chemistry-based solutions for practically every area of commerce. Our products and expertise have helped fuel technical advances in dozens of commercial applications including flavoring, coloring, fragrances and chemical processes.
      US Email: Technical Services
      US Email: Sales
      US Voice: (973) 740-2300
      US Fax: (973) 740-1839
      Product(s):
      13-29300 2-METHYL-1-BUTANETHIOL
       
  • Robinson Brothers
  • Sigma-Aldrich
  • Synerzine
    • Synerzine, Inc.
      Innovation. Customization. Aroma Ingredients.
      Synerzine is a leading supplier of flavor and fragrance ingredients.
      Synerzine expresses what we have grown to embody as an organization - the synergy and connection between raw ingredients, science, technology, and the final product. Our experienced team is passionate about bringing our customers high-quality innovative ingredients that they can trust.
      Building upon our 44 year history, the Synerzine team provides customers around the globe with convenient access to over 1200 high-quality aroma ingredients. We actively engage with customers to add a wide array of new products and services on a regular basis. Our aim is to delight every customer with our exceptional services, large product selection, customization and the highest quality and safety standards. We provide our customers with true value designed to help them bring their products to market faster.
      US Email: Customer Service
      US Email: Sales
      US Voice: (404) 524-6744
      US Fax: (404) 577-1651
      Inquiry
      Products List: View
      Product(s):
      W1311 2-Methyl-1-butanethiol
       
  • TCI AMERICA
    • TCI AMERICA
      Moving Your Chemistry Forward
      We continuously strive to advance our technology.
      With East & West Coast distribution centers, count on TCI to deliver products quickly and reliably. Over 30,000 Reagents available today in benchtop to bulk quantities. We also offer custom synthesis solutions. Sign up for a TCI account today for fast and free shipping!
      Tokyo Chemical Industry Co., Ltd. (TCI) is a leading worldwide manufacturer of specialty organic chemicals founded in 1946. TCI provides organic laboratory chemicals as well as pharmaceutical, cosmetic and functional materials. More than 70 years of synthesis experience and multi-purpose plants enable TCI to offer more than 30,000 products as well as custom synthesis.
      US Email: Sales
      Email: Technical Support
      Voice: 1-800-423-8616
      Fax: 1- 888-520-1075
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      Product(s):
      M1041 2-Methyl-1-butanethiol >95.0%(GC)
       
  • R C Treatt & Co Ltd
    • R C Treatt and Co Ltd
      Innovative ingredient solutions
      World-leading innovative ingredient solutions provider for the flavour, fragrance and FMCG industries.
      We offer innovative and trend-setting product concepts for our customers, collaborating with them to create true value for their products.
      Email: Enquiries
      US Email: Enquiries
      Voice: +44 (0) 1284 702500
      Fax: +44 (0) 1284 703809
      US Voice: +1 863 668 9500
      US Fax: +1 863 668 3388
      Twitter
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      Product(s):
      2-Methyl-1-butanethiol Halal, Kosher
       
  • WholeChem
    • WholeChem, LLC
      Connecting Innovators To the Building Blocks Of the Universe
      Custom manufacturer and distributor of specialty ingredients. We make global local.
      We owe our success to our integrity, our dedication to the industry, and our commitment to our clients. We invite your inquiries regarding our current product list and any other products you may be having trouble sourcing.
      Email: Info
      Email: Orders
      Voice: +1 (262) 995.8668
      Certification
      Products List: View
      Product(s):
      2-Methyl-1-butanethiol
       
Synonyms   Articles   Notes   Search
CAS Number: 1878-18-8Picture of molecule3D/inchi
Other(deleted CASRN): 110549-12-7
ECHA EINECS - REACH Pre-Reg: 217-515-3
FDA UNII: 8ZRO873BR6
Nikkaji Web: J44.080I
MDL: MFCD00004883
CoE Number: 11509
XlogP3-AA: 2.20 (est)
Molecular Weight: 104.21564000
Formula: C5 H12 S
NMR Predictor: Predict (works with chrome or firefox)
CAS Number: 1878-18-8  (R)Picture of molecule3D/inchi
XlogP3-AA: 2.20 (est)
Molecular Weight: 104.21564000
Formula: C5 H12 S
NMR Predictor: Predict (works with chrome or firefox)
CAS Number: 1878-18-8  (S)Picture of molecule3D/inchi
XlogP3-AA: 2.20 (est)
Molecular Weight: 104.21564000
Formula: C5 H12 S
NMR Predictor: Predict (works with chrome or firefox)
Category: flavoring agents
 
US / EU / FDA / JECFA / FEMA / FLAVIS / Scholar / Patent Information:
Google Scholar: Search
Google Books: Search
Google Scholar: with word "volatile"Search
Google Scholar: with word "flavor"Search
Google Scholar: with word "odor"Search
Perfumer and Flavorist: Search
Google Patents: Search
US Patents: Search
EU Patents: Search
Pubchem Patents: Search
PubMed: Search
NCBI: Search
JECFA Food Flavoring: 515  2-methyl-1-butanethiol
DG SANTE Food Flavourings: 12.048  2-methylbutane-1-thiol
FEMA Number: 3303 2-methyl-1-butanethiol
FDA:No longer provide for the use of these seven synthetic flavoring substances
FDA Mainterm (SATF):1878-18-8 ; 2-METHYL-1-BUTANETHIOL
Synonyms   Articles   Notes   Search   Top
Physical Properties:
Appearance: colorless clear liquid (est)
Assay: 97.00 to 100.00 % 
Food Chemicals Codex Listed: No
Specific Gravity: 0.84600 to 0.84900 @  20.00 °C.
Pounds per Gallon - (est).: 7.048 to  7.073
Refractive Index: 1.44500 to 1.44800 @  20.00 °C.
Boiling Point: 116.00 to  118.00 °C. @ 760.00 mm Hg
Vapor Pressure: 23.239000 mmHg @ 25.00 °C. (est)
Flash Point: 67.00 °F. TCC ( 19.44 °C. )
logP (o/w): 2.814 (est)
Soluble in:
 alcohol
 water, 599.2 mg/L @ 25 °C (est)
Insoluble in:
 water
Synonyms   Articles   Notes   Search   Top
Organoleptic Properties:
 
Odor Type: sulfurous
 
Odor Strength: high ,
recommend smelling in a 0.10 % solution or less
 
 sulfurous  meaty  bloody  
Odor Description:
at 0.10 % in propylene glycol. 
sulfurous meaty bloody
 
Odor and/or flavor descriptions from others (if found).
 
 
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Cosmetic Information:
None found
Synonyms   Articles   Notes   Search   Top
Suppliers:
Beijing Lys Chemicals
2-Methyl-1-butanethiol
DeLong Chemicals America
2-Methylbutanethiol, Kosher
Endeavour Specialty Chemicals
2-Methyl-1-butanethiol 95% F&F
Speciality Chemical Product Groups
M&U International
2-METHYL-1-BUTANETHIOL, Kosher
Penta International
2-METHYL-1-BUTANETHIOL
R C Treatt & Co Ltd
2-Methyl-1-butanethiol
Halal, Kosher
Robinson Brothers
2-Methyl-1-butanethiol
https://www.robinsonbrothers.uk/chemistry-competences
Santa Cruz Biotechnology
For experimental / research use only.
2-Methyl-1-butanethiol
Sigma-Aldrich
2-Methyl-1-butanethiol, ≥95%, FG
Certified Food Grade Products
Synerzine
2-Methyl-1-butanethiol
TCI AMERICA
For experimental / research use only.
2-Methyl-1-butanethiol >95.0%(GC)
WholeChem
2-Methyl-1-butanethiol
Synonyms   Articles   Notes   Search   Top
Safety Information:
Preferred SDS: View
European information :
Most important hazard(s):
Xi - Irritant
R 11 - Highly flammable.
R 36/37/38 - Irritating to eyes, respiratory system, and skin.
S 03/07/09 - Keep container tightly closed in cool, well-ventilated place.
S 16 - Keep away from sources of ignition - No Smoking.
S 26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S 33 - Take precautionary measures against static discharge.
S 36/37/39 - Wear suitable clothing, gloves and eye/face protection.
 
Hazards identification
 
Classification of the substance or mixture
GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)
None found.
GHS Label elements, including precautionary statements
 
Pictogram
 
Hazard statement(s)
None found.
Precautionary statement(s)
None found.
Oral/Parenteral Toxicity:
Not determined
Dermal Toxicity:
Not determined
Inhalation Toxicity:
Not determined
Synonyms   Articles   Notes   Search   Top
Safety in Use Information:
Category: flavoring agents
Recommendation for 2-methyl-1-butane thiol usage levels up to:
 not for fragrance use.
 
Maximised Survey-derived Daily Intakes (MSDI-EU): 0.30 (μg/capita/day)
Structure Class: I
Use levels for FEMA GRAS flavoring substances on which the FEMA Expert Panel based its judgments that the substances are generally recognized as safe (GRAS).
The Expert Panel also publishes separate extensive reviews of scientific information on all FEMA GRAS flavoring substances and can be found at FEMA Flavor Ingredient Library
publication number: 5
Click here to view publication 5
 average usual ppmaverage maximum ppm
baked goods: -0.80000
beverages(nonalcoholic): -0.80000
beverages(alcoholic): --
breakfast cereal: -0.80000
cheese: --
chewing gum: --
condiments / relishes: --
confectionery froastings: --
egg products: --
fats / oils: --
fish products: --
frozen dairy: --
fruit ices: --
gelatins / puddings: --
granulated sugar: --
gravies: -0.80000
hard candy: -0.80000
imitation dairy: --
instant coffee / tea: --
jams / jellies: --
meat products: -0.80000
milk products: -0.80000
nut products: --
other grains: --
poultry: --
processed fruits: --
processed vegetables: --
reconstituted vegetables: --
seasonings / flavors: --
snack foods: --
soft candy: --
soups: -0.80000
sugar substitutes: --
sweet sauces: --
Synonyms   Articles   Notes   Search   Top
Safety References:
European Food Safety Athority(EFSA): Flavor usage levels; Subacute, Subchronic, Chronic and Carcinogenicity Studies; Developmental / Reproductive Toxicity Studies; Genotoxicity Studies...
European Food Safety Authority (EFSA) reference(s):
Flavouring Group Evaluation 8 (FGE.08)[1]: Aliphatic and alicyclic mono-, di-, tri-, and polysulphides with or without additional oxygenated functional groups from chemical group 20
View page or View pdf
Flavouring Group Evaluation 8, Revision 1 (FGE.08Rev1): Aliphatic and alicyclic mono-, di-, tri-, and polysulphides with or without additional oxygenated functional groups from chemical groups 20 and 30
View page or View pdf
Scientific Opinion on Flavouring Group Evaluation 8, Revision 3 (FGE.08Rev3): Aliphatic and alicyclic mono-, di-, tri-, and polysulphides with or without additional oxygenated functional groups from chemical groups 20 and 30
View page or View pdf
Scientific Opinion on Flavouring Group Evaluation 08, Revision 4 (FGE.08Rev4): Aliphatic and alicyclic mono-, di-, tri-, and polysulphides with or without additional oxygenated functional groups from chemical groups 20 and 30
View page or View pdf
EPI System: View
EPA Substance Registry Services (TSCA): 1878-18-8
EPA ACToR: Toxicology Data
EPA Substance Registry Services (SRS): Registry
Laboratory Chemical Safety Summary : 15877
National Institute of Allergy and Infectious Diseases: Data
WISER: UN 1111
WGK Germany: 3
 2-methylbutane-1-thiol
Chemidplus: 0001878188
 (2R)-2-methylbutane-1-thiol
 (2S)-2-methylbutane-1-thiol
Synonyms   Articles   Notes   Search   Top
References:
 2-methylbutane-1-thiol
NIST Chemistry WebBook: Search Inchi
Canada Domestic Sub. List: 1878-18-8
Pubchem (cid): 15877
Pubchem (sid): 134979066
 (2R)-2-methylbutane-1-thiol
NIST Chemistry WebBook: Search Inchi
Canada Domestic Sub. List: 1878-18-8
Pubchem (cid): 7058091
Pubchem (sid): 43647338
 (2S)-2-methylbutane-1-thiol
NIST Chemistry WebBook: Search Inchi
Canada Domestic Sub. List: 1878-18-8
Pubchem (cid): 7058092
Pubchem (sid): 43647339
Synonyms   Articles   Notes   Search   Top
Other Information:
(IUPAC): Atomic Weights of the Elements 2011 (pdf)
Videos: The Periodic Table of Videos
tgsc: Atomic Weights use for this web site
(IUPAC): Periodic Table of the Elements
FDA Substances Added to Food (formerly EAFUS): View
HMDB (The Human Metabolome Database): HMDB35418
FooDB: FDB014096
Export Tariff Code: 2930.90.9999
VCF-Online: VCF Volatile Compounds in Food
ChemSpider: View
FAO: 2-Methyl-1-butanethiol
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Potential Blenders and core components note
 
For Odor
chocolate
chocolate
2,5-dimethyl pyrazineFL/FR
2,6-dimethyl pyrazineFL/FR
 sulfurolFL/FR
 sulfuryl acetateFL/FR
nutty
2,4,5-trimethyl oxazoleFL/FR
 ethyl 2-mercaptopropionateFL/FR
 fish thiolFL/FR
2-mercaptopropionic acidFL/FR
4-methyl 4-mercaptopentan-2-one 1% solutionFL/FR
 
For Flavor
 
No flavor group found for these
 benzyl methyl sulfideFL
 ethyl 4-(acetyl thio) butyrateFL
4-methyl 4-mercaptopentan-2-one 1% solutionFL/FR
2-methyl-3-furyl tetrasulfideFL
1,9-nonane dithiolFL
isopropyl disulfideFL
2,4-dimethyl-3-oxazolineFL
1-(2-thienyl) butanoneFL
alliaceous
1,3-butane dithiolFL
burnt
2,4,5-trimethyl oxazoleFL/FR
chemical
2,5-dimethyl furanFL
coffee
2,4-dimethyl thiazoleFL
earthy
1,8-octane dithiolFL
eggy
isopropyl mercaptanFL
fatty
2-pentyl thiopheneFL
meaty
2,6-dimethyl thiophenolFL
2,5-dimethyl-3-furan thiolFL
 furfuryl 2-methyl-3-furyl disulfideFL
3-mercapto-2-butanoneFL
2-mercaptopropionic acidFL/FR
2-methyl 3-(methyl thio) furanFL
2-methyl-3-tetrahydrofuran thiolFL
 pyrazinyl ethane thiolFL
2-pyridinyl methane thiolFL
 sulfurolFL/FR
 sulfuryl acetateFL/FR
ortho-thiocresolFL
metallic
2,5-dihydroxy-1,4-dithianeFL
musty
2,5-dimethyl pyrazineFL/FR
nutty
2,6-dimethyl pyrazineFL/FR
onion
 ethyl 2-mercaptopropionateFL/FR
roasted
 hexyl mercaptanFL
sulfurous
2,3-butane dithiolFL
 fish thiolFL/FR
 methyl 2-methyl-3-furyl disulfideFL
3-methyl-2-butane thiolFL
 
Synonyms   Articles   Notes   Search   Top
Potential Uses:
 beefFL
 meatFL
 porkFL
Synonyms   Articles   Notes   Search   Top
Occurrence (nature, food, other): note
 beef boiled beef
Search  PMC Picture
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Synonyms:
 butane-1-thiol, 2-methyl-
1-butanethiol, 2-methyl-
1-mercapto-2-methylbutane
2-methyl butane thiol
2-methyl butane-1-thiol
2-methyl butanethiol
2-methyl butyl mercaptan
2-methyl-1-butanethiol
2-methylbutane-1-thiol
2-methylbutanethiol
2-methylbutyl mercaptan
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Synonyms   Articles   Notes   Search   Top
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